[go: up one dir, main page]

US5939674A - Waterproof structure for wire leading part and manufacturing method thereof - Google Patents

Waterproof structure for wire leading part and manufacturing method thereof Download PDF

Info

Publication number
US5939674A
US5939674A US08/996,400 US99640097A US5939674A US 5939674 A US5939674 A US 5939674A US 99640097 A US99640097 A US 99640097A US 5939674 A US5939674 A US 5939674A
Authority
US
United States
Prior art keywords
ribs
rubbery elastic
housing
accommodation
cover portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
US08/996,400
Other languages
English (en)
Inventor
Tetsuo Jibe
Akira Shinchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yazaki Corp
Original Assignee
Yazaki Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yazaki Corp filed Critical Yazaki Corp
Assigned to YAZAKI CORPORATION reassignment YAZAKI CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: JIBE, TETSUO, SHINCHI, AKIRA
Application granted granted Critical
Publication of US5939674A publication Critical patent/US5939674A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/502—Bases; Cases composed of different pieces
    • H01R13/504—Bases; Cases composed of different pieces different pieces being moulded, cemented, welded, e.g. ultrasonic, or swaged together
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
    • B29C66/3022—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined
    • B29C66/30223—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined said melt initiators being rib-like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5205—Sealing means between cable and housing, e.g. grommet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3462—Cables

Definitions

  • the present invention relates to a waterproof structure for a wire part and a method of manufacturing the structure.
  • a waterproof structure for waterproofing a wire leading part in a wiring instrument e.g. a Waterproof connector, an electrical connection box etc.
  • a rubbery elastic member e.g. a rubbery elastic member
  • Japanese Unexamined Utility Model Publication (Kokai) No. 50-54591 discloses a conventional art waterproof structure where a plurality of covered wires are interposed between an upper half rubber plug and a lower half rubber plug, so that the resulting plug assembly is press-fitted into a recess formed on a connector housing.
  • Japanese Unexamined Utility Model Publication (Kokai) No. 5-57772 discloses another conventional waterproof structure where a pair of packing holders are slidably attached to a connector housing, so that a pair of packings can be pressed against wires from the upper and bottom sides by manipulating the packing holders.
  • this waterproof structure facilitates a sealing operation with the packings relatively and copes with the differences in sizes of wires and numbers of poles to a certain extent, it is unavoidable that a clearance between the pair of packings is produced by the side of the wire. Therefore, the above structure has a disadvantage of lowered waterproof performance.
  • a waterproof structure for an electrical wiring instrument comprising:
  • a housing provided with a wire leading part through which the electrical wire is drawn out and which includes a cover portion disposed on an end of the housing to have a first accommodation groove for accommodating the electrical wire, the first accommodation groove being defined by a pair of first ribs parallel to each other;
  • an upper cover arranged on the cover portion of the housing and welded to the cover portion by ultrasonic oscillation, the upper cover also having a second accommodation groove defined by a pair of second ribs parallel to each other, the second ribs being respectively welded to the first ribs by the ultrasonic oscillation;
  • a rubbery elastic member accommodated in an accommodation hole under compression the accommodation hole being defined by the first and second accommodation grooves, the rubbery elastic member originating from two sheets of rubbery elastic materials which are arranged so as to interpose the electrical wire therebetween and which are cut off by the first and second ribs during the ultrasonic oscillation;
  • the electrical wire is arranged so as to penetrate the rubbery elastic member at a substantial center thereof.
  • the rubbery elastic member since the rubbery elastic member is compressed by the cover portion and the upper cover, the rubbery elastic member comes into tight contact with the periphery of the electrical wire and the first and second accommodation grooves with no clearance. Thus, it is possible to accomplish high waterproof performance.
  • the cover portion of the housing is provided, on both lateral edges thereof, with a pair of sharp-pointed ribs parallel to each other.
  • the cover portion and the upper cover are respectively provided with accommodation recesses in which the first and second ribs are eliminated and which accommodate the rubbery elastic member in the form of a flattened block where the rubbery elastic materials are integrated tightly.
  • a waterproof structure for an electrical wiring instrument comprising:
  • a housing provided with a wire leading part through which the electrical wires are drawn out and which includes a cover portion disposed on an end of the housing to have a plurality of first accommodation grooves for accommodating the electrical wires respectively, each of the first accommodation grooves being defined by a pair of first ribs parallel to each other;
  • an upper cover arranged on the cover portion of the housing and welded to the cover portion by ultrasonic oscillation, the upper cover also having a plurality of second accommodation grooves each of which is defined by a pair of second ribs parallel to each other, the second ribs being respectively welded to the first ribs by the ultrasonic oscillation;
  • the rubbery elastic members originating from two sheets of rubbery elastic materials which are arranged so as to interpose the electrical wires therebetween and which are cut off by the first ribs and said second ribs during the ultrasonic oscillation in order to provide the rubbery elastic members;
  • the rubbery elastic members are discontinuously formed in the wire leading part by the first and second ribs and compressed by the cover portion and the upper cover, the rubbery elastic members come into tight contact with the peripheries of the electrical wires and the first and second accommodation grooves with no clearance, whereby the high waterproof performance can be effected.
  • a method of manufacturing a waterproof structure for a wire leading part of a housing comprising the steps of:
  • an upper cover which has a second accommodation groove defined by a pair of second ribs parallel to each other, on the rubbery elastic materials in a manner that the second ribs respectively oppose the first ribs through the rubbery elastic materials;
  • the ultrasonic waves are oscillated by the ultrasonic horn under condition of interposing the rubbery elastic materials between the cover portion and the upper cover, the compressing of the elastic materials, the cutting of the materials between the first and second ribs, and the fusing of the first and second ribs can be finished at one process simultaneously, so that the manufacturing work can be simplified.
  • the resulting elastic member is compressed in the accommodation grooves strongly and both of the cover portion and the cover are firmly integrated by the mutual fusing of the first and second ribs, it is possible to provide the waterproof structure of the wire leading part with high reliability.
  • a method of manufacturing a waterproof structure for a wire leading part of a housing comprising the steps of:
  • an upper cover which has a plurality of second accommodation grooves defined by a plurality of second ribs parallel to each other, on the rubbery elastic materials in a manner that the second ribs respectively oppose the first ribs through the rubbery elastic materials;
  • FIG. 1 is a perspective view showing a manufacturing method of the waterproof structure in accordance with a first embodiment of the present invention
  • FIGS. 2A, 2B and 2C are cross sectional views of essential parts, respectively showing manufacturing processes, in accordance with the first embodiment of the invention, FIG. 2D is an enlarged cross sectional view of an essential part of an end product of the first embodiment;
  • FIG. 3 is a perspective view showing a manufacturing method of the waterproof structure, in accordance with a second embodiment of the present invention.
  • FIG. 4 is a perspective view of a rubber elastic body of the waterproof structure of the second embodiment, eliminating a cover;
  • FIG. 5 is a horizontal cross sectional view of a part of the elastic body of FIG. 4.
  • FIGS. 1 and 2 show a waterproof structure of a wire leading part, in accordance with the first embodiment of the present invention, also showing an application to a wire leading part of a connector.
  • the connector 1 comprises an oblong housing 2 and a cover portion 3 integrally formed at an end of the housing 2.
  • the cover portion 3 includes a step 5 formed on a base part of the portion 3.
  • the step 5 is provided, on a front face 6 thereof, with a plurality of holes 8 through which wires 7 (only one shown with two-dot chain line in FIG. 1) passing through the housing 2 are drawn out of the connector 1.
  • semi-circular accommodation grooves 10 are formed so as to direct upward, corresponding to the holes 8, respectively.
  • the semi-circular accommodation grooves 10 are defined by ribs 12 corresponding to partition walls 11 defining the respective holes 8. Further, a pair of sharp-pointed ribs 14, 14 are formed on both lateral edges 13, 13 of the cover portion 3.
  • An upper cover 15 is provided with semi-circular accommodation grooves 16 directing downward and respectively corresponding to the grooves 10 of the cover portion 3, downward ribs 17 respectively corresponding to the ribs 12, and both edges 20, 20 respectively corresponding to the lateral edges 13, 13.
  • the ribs 12, 17 are formed so as to be as sharp-pointed as possible in the molding technique. Owing to this formation, it is possible to improve the ribs 12, 17 function to cut rubbery elastic materials described later.
  • the manufacturing process comprises the following steps of:
  • the parallel materials 21, 21 may be provided by bending a sheet of elastic material, as shown with two-dot chain line of FIG. 1.
  • the rubbery elastic materials 21, 21, it is not limited to any specified material so far as it is any one of natural rubber, synthetic rubber and elastomer having rubbery (resilient) elasticity.
  • the order of the above steps (1) and (2) may be reversed, of course.!
  • such a rubbery member has a nature that to compress the member to a certain extent so as not to absorb the ultrasonic oscillation allows the member to be heated and cut finally. Accordingly, when the load by the ultrasonic horn 22 exceeds the certain extent, the rubbery elastic materials 21, 21 are cut off.
  • the rubbery elastic materials 21, 21 are compressed and independently accommodated in a round accommodation hole defined by the upper and lower semi-circular accommodation grooves 10, 16, while the wire 7 penetrates the accommodated elastic materials 21, 21 at a substantial center thereof. Under such a positioning of the wire 7 in the accommodation hole, uniform pressure is applied on the whole periphery of the wire 7. Therefore, no clearance can be produced about the wire 7, thereby accomplishing a perfect waterproof structure.
  • FIG. 2D Such a condition is shown in FIG. 2D. That is, in the round accommodation hole defined by the upper and lower accommodation grooves 10, 16, respective end faces 21a, 21a of the upper material 21 tightly confront the end faces 21a, 21a of the lower material 21 respectively, thereby providing integrated materials as if it were a single rubbery elastic member.
  • the resultant elastic member is represented by reference numeral 21, too. Under such a condition, since recovering forces (shown with letter a in FIG. 2D) are produced uniformly along the circumferential direction of the member 21, it comes into tight contact with the outer surface of the wire 7 and the accommodation grooves 10, 16
  • the resultant elastic member 21 has a close contact with the periphery of the wire 7 and the accommodation grooves 10, 16 with no clearance, whereby high waterproof performance can be effected.
  • the elastic member 21 of the embodiment is constituted by materials in the form of a sheet, there is no need of processing a raw material with dies etc., whereby it is possible to use one kind of sheet material in common, irrespective of the size and number of wires.
  • the ultrasonic waves are oscillated by the ultrasonic horn 22 while interposing the sheet-shaped rubbery elastic materials 21, 21 between the cover portion 3 and the cover 15, the compressing of the materials 21, 21, the cutting of the materials 21, 21 between the ribs 12, 17, and the fusing of the ribs 12, 17 can be finished at one process simultaneously, so that the manufacturing work can be simplified.
  • the resultant elastic member 21 is compressed in the accommodation grooves 10, 16 strongly and both of the cover portion 3 and the cover 15 are firmly integrated by the mutual fusing of the ribs 12, 17, it is possible to provide the waterproof structure of the wire leading part with high reliability.
  • FIGS. 3 to 5 shows the second embodiment of the invention. Note, in this embodiment, elements similar to those of the first embodiment are indicated with like reference numerals, respectively.
  • respective rear portions of the ribs 12 are eliminated to define an accommodation recess 23 adjacent to the front face 6 on the step 5 of the housing 2. Though it is not shown in the figure, a similar accommodation recess is formed behind the ribs 17 of the cover 15.
  • the present waterproof structures and waterproof method of the embodiments are applied to the electrical connectors in common, it will be understood by those skilled in the art that the present invention is applicable to all of wiring instruments having an electrical connection box and the other wire leading part.
  • the waterproof structures of the embodiments are constructed so as to accommodate the plural of wires
  • the present invention is applicable to a connector constructed so as to accommodate a single wire, of course.
  • a housing of the connector is provided, on an end thereof, with a single accommodation groove defined by a pair of ribs, for accommodating the wire.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
US08/996,400 1996-12-26 1997-12-22 Waterproof structure for wire leading part and manufacturing method thereof Expired - Fee Related US5939674A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34824596A JP3265207B2 (ja) 1996-12-26 1996-12-26 電線導出部の防水構造および製造方法
JP8-348245 1996-12-26

Publications (1)

Publication Number Publication Date
US5939674A true US5939674A (en) 1999-08-17

Family

ID=18395731

Family Applications (1)

Application Number Title Priority Date Filing Date
US08/996,400 Expired - Fee Related US5939674A (en) 1996-12-26 1997-12-22 Waterproof structure for wire leading part and manufacturing method thereof

Country Status (4)

Country Link
US (1) US5939674A (de)
JP (1) JP3265207B2 (de)
DE (1) DE19757672C2 (de)
GB (1) GB2320821B (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6027589A (en) * 1997-05-22 2000-02-22 Yazaki Corporation Waterproofing method for an introduction portion of a covered conductor
US20020050106A1 (en) * 2000-08-18 2002-05-02 Bruce High Housing for electrical and data wire management
US20060164842A1 (en) * 2003-06-25 2006-07-27 Takeshi Goriki Discharge lamp lighting device and illiminator
US9685730B2 (en) 2014-09-12 2017-06-20 Steelcase Inc. Floor power distribution system

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19835670A1 (de) 1998-08-06 2000-04-20 Delphi Automotive Systems Gmbh Dichtungsanordnung zwischen einem elektrischen Verbinder und einem elektrischen Leiter
KR100331935B1 (ko) * 2000-05-23 2002-04-09 김홍근 정보통신용 방수플러그 제조방법
JP5227599B2 (ja) * 2008-02-06 2013-07-03 矢崎総業株式会社 コネクタ
DE102011056780A1 (de) * 2011-12-21 2013-06-27 Balluff Gmbh Elektrisches Gerät und Verfahren zur Herstellung eines elektrischen Geräts
CN111029824B (zh) * 2019-12-09 2021-10-12 湖南粤港模科实业有限公司 一种便于快速组装防水接头

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2227528A (en) * 1938-06-01 1941-01-07 Adel Prec Products Corp Conduit support
US3282544A (en) * 1963-03-11 1966-11-01 Lyckeaborgs Bruk Ab Tight lead-through inlet frame device for electrical lines
US3523156A (en) * 1968-09-18 1970-08-04 Lawrence Phillips Jr Electrical service center having an improved moisture barrier
US3676744A (en) * 1970-08-10 1972-07-11 Lindsay Specialty Prod Ltd Signal splitter
JPS5054591A (de) * 1973-09-10 1975-05-14
US4215236A (en) * 1978-03-24 1980-07-29 Marquette Electronics, Inc. Junction box for electrocardiographic leads
EP0489301A1 (de) * 1990-11-30 1992-06-10 Kabushiki Kaisha Toshiba Einrichtung zur Verwaltung von Bewegtbildsequenzen
JPH0557772U (ja) * 1991-11-08 1993-07-30 矢崎総業株式会社 防水コネクタ
US5234185A (en) * 1992-02-21 1993-08-10 General Motors Corporation Unitary pipe clamp and assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7619392U1 (de) * 1976-06-18 1976-10-28 Kabelwerke Reinshagen Gmbh, 5600 Wuppertal Isoliergehäuse für einen Winkelstecker
US4274197A (en) * 1979-09-21 1981-06-23 Thomas & Betts Corporation Method of making an environmental seal
DE3036267C2 (de) * 1980-09-26 1984-11-29 Kabelwerke Reinshagen Gmbh, 5600 Wuppertal Wasserdichter elektrischer Steckverbinder und Verfahren zu seiner Herstellung
JPH0554591U (ja) * 1991-12-20 1993-07-20 倉敷繊維加工株式会社 中入綿不織布

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2227528A (en) * 1938-06-01 1941-01-07 Adel Prec Products Corp Conduit support
US3282544A (en) * 1963-03-11 1966-11-01 Lyckeaborgs Bruk Ab Tight lead-through inlet frame device for electrical lines
US3523156A (en) * 1968-09-18 1970-08-04 Lawrence Phillips Jr Electrical service center having an improved moisture barrier
US3676744A (en) * 1970-08-10 1972-07-11 Lindsay Specialty Prod Ltd Signal splitter
JPS5054591A (de) * 1973-09-10 1975-05-14
US4215236A (en) * 1978-03-24 1980-07-29 Marquette Electronics, Inc. Junction box for electrocardiographic leads
EP0489301A1 (de) * 1990-11-30 1992-06-10 Kabushiki Kaisha Toshiba Einrichtung zur Verwaltung von Bewegtbildsequenzen
JPH0557772U (ja) * 1991-11-08 1993-07-30 矢崎総業株式会社 防水コネクタ
US5234185A (en) * 1992-02-21 1993-08-10 General Motors Corporation Unitary pipe clamp and assembly

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6027589A (en) * 1997-05-22 2000-02-22 Yazaki Corporation Waterproofing method for an introduction portion of a covered conductor
US20020050106A1 (en) * 2000-08-18 2002-05-02 Bruce High Housing for electrical and data wire management
US6745525B2 (en) * 2000-08-18 2004-06-08 Technigroup Far East Pte Ltd. Housing for electrical and data wire management
US20060164842A1 (en) * 2003-06-25 2006-07-27 Takeshi Goriki Discharge lamp lighting device and illiminator
US7416314B2 (en) * 2003-06-25 2008-08-26 Matsushita Electric Works, Ltd. Discharge lamp lighting device and illuminator
CN100441942C (zh) * 2003-06-25 2008-12-10 松下电工株式会社 放电灯点灯装置及照明装置
US9685730B2 (en) 2014-09-12 2017-06-20 Steelcase Inc. Floor power distribution system
US10050424B2 (en) 2014-09-12 2018-08-14 Steelcase Inc. Floor power distribution system
US11063411B2 (en) 2014-09-12 2021-07-13 Steelcase Inc. Floor power distribution system
US11594865B2 (en) 2014-09-12 2023-02-28 Steelcase Inc. Floor power distribution system

Also Published As

Publication number Publication date
DE19757672C2 (de) 2001-07-12
GB2320821A (en) 1998-07-01
JP3265207B2 (ja) 2002-03-11
DE19757672A1 (de) 1998-07-02
JPH10189129A (ja) 1998-07-21
GB9727378D0 (en) 1998-02-25
GB2320821B (en) 1999-02-17

Similar Documents

Publication Publication Date Title
US6302981B1 (en) Method of manufacturing a waterproof structure for electric wire drawout portion
EP0886338B1 (de) Verfahren zum Verbinden eines elektrischen Drahts mit einer Endklemme
EP1059698B1 (de) Wasserdichter Steckverbinder
US6940020B2 (en) Shielded structure of flat shielding electric wire
CA2238921C (en) Connection structure of wire and terminal, connecting method therefor and a terminal
EP0838883B1 (de) Verbindungsstruktur eines in einer vergussmasse eingebetteten Drahtes
US5939674A (en) Waterproof structure for wire leading part and manufacturing method thereof
JP3175817B2 (ja) 防水コネクタ
US6019628A (en) Electric-wire connection structure of connector
JP3195263B2 (ja) 防水コネクタおよびその製造方法
JP3066713B2 (ja) 圧接ジョイントコネクタ
US6250972B1 (en) Connector having waterproof structure
JP2543411Y2 (ja) 端子金具の圧着構造
JPH1064619A (ja) ハウジング組立体
JP3385980B2 (ja) 超音波溶接機のホーン
JP4320296B2 (ja) 電線圧接型コネクタ
JP3119119B2 (ja) 圧接ジョイントコネクタ
JPH07220802A (ja) シールドケーブル用のコネクタ
JPH08321333A (ja) 圧接ジョイントコネクタ
JP3140290B2 (ja) コネクタ用端子の製造方法
JPH1186954A (ja) 防水ハウジング
JP7518016B2 (ja) コネクタ付き電線の製造方法、及び、コネクタ付き電線
JP2594381Y2 (ja) 圧接ジョイントコネクタ
JP2002158050A (ja) 圧接コネクタ
GB2321799A (en) Ultrasonic cable connection

Legal Events

Date Code Title Description
AS Assignment

Owner name: YAZAKI CORPORATION, JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:JIBE, TETSUO;SHINCHI, AKIRA;REEL/FRAME:008942/0851

Effective date: 19971210

FPAY Fee payment

Year of fee payment: 4

FPAY Fee payment

Year of fee payment: 8

REMI Maintenance fee reminder mailed
LAPS Lapse for failure to pay maintenance fees
STCH Information on status: patent discontinuation

Free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362

FP Expired due to failure to pay maintenance fee

Effective date: 20110817